Ai to Kairaku no Jouken

My name is Tamaki. I always loved the night life where I could have as many guys as I want. Until one night, I slept with Gunji-san, an ordinary salaryman. Since then, no man can arouse me. Have I been dried up? At my age? How could it be possible!? And then, when coincidentally I met Gunji-san again, my body instantly burns with passion...